Home / 106,209.20-159,308.54-39,644.22

Finding the Fourth Proportional to 106,209.20, 159,308.54 and 39,644.22

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Solution

The fourth proportional to 106,209.20, 159,308.54 and 39,644.22 is: 59,464.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,209.20 : 159,308.54 = 39,644.22 : x
  2. Step 2: Convert to fraction form
    106,209.20/159,308.54 = 39,644.22/x
  3. Step 3: Cross multiply
    106,209.20x = 159,308.54 × 39,644.22
  4. Step 4: Simplify right side
    106,209.20x = 6,315,662,807.64
  5. Step 5: Solve for x
    x = 6,315,662,807.64/106,209.20
  6. Step 6: Final answer
    x = 59,464.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.